BACKGROUND Gastric cancer is a kind of malignant tumor which is prevalent all over the world.Although some progress has been made in the treatment of gastric cancer,its prognosis is still not optimistic,so it is of gr...BACKGROUND Gastric cancer is a kind of malignant tumor which is prevalent all over the world.Although some progress has been made in the treatment of gastric cancer,its prognosis is still not optimistic,so it is of great significance to find reliable prog-nostic indicators to guide the treatment and management of patients with gastric cancer.AIM To explore the relationship between serum levels of five biomarkers[carcinoem-bryonic antigen(CEA),carbohydrate antigen(CA)19-9,CA72-4,CA24-2,and ferritin]and prognosis in patients with gastric cancer.METHODS This study included 200 patients with gastric adenocarcinoma,and conducted an in-depth analysis of their baseline characteristics,relationship between tumor markers and staging,and prognosis.The study found that CA19-9 has a signi-ficant correlation with tumor stage,the average levels of CA24-2,CEA,CA72-4 and ferritin were slightly increased disregarding the stage of tumor.Survival analysis showed that increases in CEA,CA19-9,CA24-2,and ferritin were all associated with shortened overall survival of patients.Further multivariate ana-lysis revealed that elevated serum CA72-4 levels were an inde-pendent adverse prognostic factor.RESULTS This study reveals that there is a significant correlation between the expression levels of serum tumor markers CEA,CA19-9,CA72-4,CA24-2 and ferritin in patients with gastric cancer and prognosis,and can be used as important indicators for prognostic evaluation of gastric cancer.In particular,markers that appear abnormally elevated initially may help identify gastric cancer patients with poor prognosis.CONCLUSION Serum CEA and CA19-9 play an important role in the prognosis assessment of gastric cancer,and are effective tools to guide clinical practice and optimize individualized treatment strategies for gastric cancer patients.展开更多
目的以24 h尿钠排泄水平(24 h UNa)作为钠摄入量评估指标,评估不同钠盐的摄入水平与血清炎症因子对2型糖尿病(T2DM)患者尿白蛋白(UA)发生风险的影响。方法纳入T2DM患者130例,依据尿白蛋白/肌酐比值(UACR)水平分为UA阳性组60例和UA阴性...目的以24 h尿钠排泄水平(24 h UNa)作为钠摄入量评估指标,评估不同钠盐的摄入水平与血清炎症因子对2型糖尿病(T2DM)患者尿白蛋白(UA)发生风险的影响。方法纳入T2DM患者130例,依据尿白蛋白/肌酐比值(UACR)水平分为UA阳性组60例和UA阴性组70例。收集患者的临床资料,检测炎性因子及24 h尿液相关指标。采用Spearman相关分析T2DM患者临床指标与UACR的相关性;二元Logistic回归分析T2DM患者临床指标对UA的影响;二分类回归法分析24 h UNa和IL-18关联对UA的影响。结果24 h UNa水平(OR=1.019,95%CI 1.003~1.035,P=0.017)与IL-18(OR=1.204,95%CI 1.060~1.368,P=0.004)是T2DM患者UA阳性的独立危险因素。联合分析提示,与低钠低IL-18组比较,高钠高IL-18组UA阳性风险显著增加(OR=10.774,95%CI 2.105~55.155,P=0.004)。结论24 h UNa、IL-18水平升高是T2DM患者UA发生的危险因素。展开更多
The Eu 3+ doped Na 24 As 2Mo 22 O 83 phosphor was prepared by solid state reaction from Na 3AsO 4·12H 2O?Na 2MoO 4·2H 2O and MoO 3,and characterized by using elemental analysis,infrared spectroscopy and powd...The Eu 3+ doped Na 24 As 2Mo 22 O 83 phosphor was prepared by solid state reaction from Na 3AsO 4·12H 2O?Na 2MoO 4·2H 2O and MoO 3,and characterized by using elemental analysis,infrared spectroscopy and powder X ray diffractometry.According to our measurements with X ray diffraction,this material belongs to orthorhombic system with its lattice contants:a=1.4824nm,b=1.1902nm,c=1.1042nm,that are consistent with space group D 4 2 P2 12 12 1(No.19).The emission and excitation spectra were also measured.The luminescence properties of Eu 3+ doped Na 24 As 2Mo 22 O 83 and energy transfer mechanism were discussed.展开更多
【目的】探讨生防假单胞菌2P24对根围土壤微生物的影响,为生防菌的安全应用提供基础。【方法】利用平板培养计数与末端标记限制性片段长度多态性分析(terminal restriction fragment length polymorphism,T-RFLP)相结合的方法研究施用...【目的】探讨生防假单胞菌2P24对根围土壤微生物的影响,为生防菌的安全应用提供基础。【方法】利用平板培养计数与末端标记限制性片段长度多态性分析(terminal restriction fragment length polymorphism,T-RFLP)相结合的方法研究施用生防假单胞菌2P24后不同生育期甜瓜根围土壤微生物多样性的变化。【结果】在甜瓜定植后,生防菌2P24对土壤中细菌和真菌均有较强的抑制作用,对放线菌却具有促进作用。在收获期,2P24对土壤中细菌和放线菌的影响逐渐减弱,而对真菌表现了一定的促进作用。获得了41个细菌菌群的TRF片段,其中,2P24对优势菌群TRF213、TRF240、TRF513无明显影响,而对TRF61、TRF348、TRF365等菌群影响显著,土壤微生物Shannon-Wiener多样性指数有所提高。【结论】将传统培养法和T-RFLP分析技术相结合,是分析土壤微生物种群变化较为理想的方法。生防菌2P24对甜瓜根围土壤微生物的生态系统影响不显著。展开更多
文摘BACKGROUND Gastric cancer is a kind of malignant tumor which is prevalent all over the world.Although some progress has been made in the treatment of gastric cancer,its prognosis is still not optimistic,so it is of great significance to find reliable prog-nostic indicators to guide the treatment and management of patients with gastric cancer.AIM To explore the relationship between serum levels of five biomarkers[carcinoem-bryonic antigen(CEA),carbohydrate antigen(CA)19-9,CA72-4,CA24-2,and ferritin]and prognosis in patients with gastric cancer.METHODS This study included 200 patients with gastric adenocarcinoma,and conducted an in-depth analysis of their baseline characteristics,relationship between tumor markers and staging,and prognosis.The study found that CA19-9 has a signi-ficant correlation with tumor stage,the average levels of CA24-2,CEA,CA72-4 and ferritin were slightly increased disregarding the stage of tumor.Survival analysis showed that increases in CEA,CA19-9,CA24-2,and ferritin were all associated with shortened overall survival of patients.Further multivariate ana-lysis revealed that elevated serum CA72-4 levels were an inde-pendent adverse prognostic factor.RESULTS This study reveals that there is a significant correlation between the expression levels of serum tumor markers CEA,CA19-9,CA72-4,CA24-2 and ferritin in patients with gastric cancer and prognosis,and can be used as important indicators for prognostic evaluation of gastric cancer.In particular,markers that appear abnormally elevated initially may help identify gastric cancer patients with poor prognosis.CONCLUSION Serum CEA and CA19-9 play an important role in the prognosis assessment of gastric cancer,and are effective tools to guide clinical practice and optimize individualized treatment strategies for gastric cancer patients.
文摘目的以24 h尿钠排泄水平(24 h UNa)作为钠摄入量评估指标,评估不同钠盐的摄入水平与血清炎症因子对2型糖尿病(T2DM)患者尿白蛋白(UA)发生风险的影响。方法纳入T2DM患者130例,依据尿白蛋白/肌酐比值(UACR)水平分为UA阳性组60例和UA阴性组70例。收集患者的临床资料,检测炎性因子及24 h尿液相关指标。采用Spearman相关分析T2DM患者临床指标与UACR的相关性;二元Logistic回归分析T2DM患者临床指标对UA的影响;二分类回归法分析24 h UNa和IL-18关联对UA的影响。结果24 h UNa水平(OR=1.019,95%CI 1.003~1.035,P=0.017)与IL-18(OR=1.204,95%CI 1.060~1.368,P=0.004)是T2DM患者UA阳性的独立危险因素。联合分析提示,与低钠低IL-18组比较,高钠高IL-18组UA阳性风险显著增加(OR=10.774,95%CI 2.105~55.155,P=0.004)。结论24 h UNa、IL-18水平升高是T2DM患者UA发生的危险因素。
文摘The Eu 3+ doped Na 24 As 2Mo 22 O 83 phosphor was prepared by solid state reaction from Na 3AsO 4·12H 2O?Na 2MoO 4·2H 2O and MoO 3,and characterized by using elemental analysis,infrared spectroscopy and powder X ray diffractometry.According to our measurements with X ray diffraction,this material belongs to orthorhombic system with its lattice contants:a=1.4824nm,b=1.1902nm,c=1.1042nm,that are consistent with space group D 4 2 P2 12 12 1(No.19).The emission and excitation spectra were also measured.The luminescence properties of Eu 3+ doped Na 24 As 2Mo 22 O 83 and energy transfer mechanism were discussed.
文摘【目的】探讨生防假单胞菌2P24对根围土壤微生物的影响,为生防菌的安全应用提供基础。【方法】利用平板培养计数与末端标记限制性片段长度多态性分析(terminal restriction fragment length polymorphism,T-RFLP)相结合的方法研究施用生防假单胞菌2P24后不同生育期甜瓜根围土壤微生物多样性的变化。【结果】在甜瓜定植后,生防菌2P24对土壤中细菌和真菌均有较强的抑制作用,对放线菌却具有促进作用。在收获期,2P24对土壤中细菌和放线菌的影响逐渐减弱,而对真菌表现了一定的促进作用。获得了41个细菌菌群的TRF片段,其中,2P24对优势菌群TRF213、TRF240、TRF513无明显影响,而对TRF61、TRF348、TRF365等菌群影响显著,土壤微生物Shannon-Wiener多样性指数有所提高。【结论】将传统培养法和T-RFLP分析技术相结合,是分析土壤微生物种群变化较为理想的方法。生防菌2P24对甜瓜根围土壤微生物的生态系统影响不显著。
